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ntroduction: Dysphagia is a common chief complain of various diseases with different benign or malignant etiologies. Iran is one of countries with a high incidence rate of esophageal cancer. The aim of this study was to evaluate the common causes of dysphagia for earlier diagnosis and treatment of this disease and reduction of its morbidity and mortality rate. Materials and Methods: In this descriptive study, we analyzed the etiology of dysphagia in 200 patients who were admitted to ENT anddoaj:5577dfab070c4853829fef3e059fc10d fatcat:mcuntzt7mrhyhj5ikb745hov34